GM Racing, Chromat Starter motor 12V - 2.0kW, 9 pinion, CW Type High Torque - Big Body see catalog information for customer Pass: Race Car, GM V8 Engines with 153-Tooth or 168-Tooth Flywheel, Repair Lester no. 3510. 3631, 3838, Retrofits early Delco 10MT starters, rotatable pad mount